4LIU W X, LI X D, SHEN Z G, et al. Multivariate statistical study of heavy metal enrichment in sediments of the pearl River Estuary[J]. Environmental Pollution, 2003, 121: 377-388.
5Nelson D W, Sommer L E. Total carbon, organic carbon and organic matter[A]. In:Methods of soil analysis. Part 2. Chemical and microbiological properties[C]. Madison, WI: American Society of Agronomy, 1982: 538-580.
6Tessier A, Campbell P G C,Bisson M. Sequential extraction procedure for the speciation of particulate trace metals[J]. Anal Chem, 1979, 51(7): 844-851.
7Konstantinos Zabetoglou, Demetra Voutsa, Constantini Samara. Toxicity and heavy metal contamination of surficial sediments from the bay of Thessaloniki(Northwestern Aegean Sea) Greece[J].Chemosphere, 2002, 49:17-26.
8Müller G. Schwermetalle in den sedimenten des Rheins-Vernderungenseit[J]. Umschau,1979, 79(24): 778-83.
9F(O)rstner U, Ahlf W, Calmano W. Sediment criteria development contributions from environmental geochemistry to water quality management[A]. In: Heling D, Rothe P, Frstner U. Sediments and environmental geochemistry: selected aspects and case histories[C].Berlin Heidelberg: Springer Verlag, 1990: 311-338.